Family name ยงพิพัฒน์ (ยงพิพัฒน์ 
, Yongphiphat , Yongphipat ) , worldwide, is a very rare last name. The family name ยงพิพัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ยงพิพัฒน์ is the forename as well as the last name.